© Copyright Ross Robertson, 2006 · 12 Gobiomorus maculatus Click on map for details about points. IDnature guides Fish Fish species NCSM SFTEP Links We parsed the following live from the Web into this page. Such content is managed by its original site and not cached on Discover Life. Please send feedback and corrections directly to the source. See original regarding copyrights and terms of use. FishBase 80x5 - 240x3 - 240x4 - 320x1 - 320x2 - 320x3 - 640x1 - 640x2 Set display option above. Click on images to enlarge. © Copyright Ross Robertson, 2006 · 12 Gobiomorus maculatus © Copyright Ross Robertson, 2006 · 12 Gobiomorus maculatus © Copyright Photographer/SFTEP, 2002 · 0 Gobiomorus maculatus 4 thumbnails  •  slide show español Overview Main identification features head elongate, conicaleye oval mottled brown; ds and tail fin - rows spots juvenile: flank - stripe, bars under eye mouth large, lower jaw projects gill opening to under end mouth Elongate, cylindrical, narrowing at rear; head large, conical, with long sharp snout; eye a longitudinal oval; mouth large, oblique, lower jaw projecting; gill opening large, extends forward to under end of mouth; 17-24 (usually 19-20) gill rakers; dorsal fins well separated; first dorsal fin with VI spines, second I, 9; anal I, 9-10; second dorsal and anal with angular tips; tail rounded; pectoral 15-16, fin rounded; head and body with large scales, smooth on the head and rough on the body, 51-57 in lateral series. Adult with head and body dark mottled brown; paler below; both dorsal and tail fins clear with rows of small dark spots on membranes; pectoral, pelvic and anal fins clear, pectoral with a dark band at its base; Juvenile with a dark stripe along the midside and 3 bars radiating from the eye (to middle and to rear of mouth, and to the upper corner of the operculum). Reaches 35cm. Habitat: usually found in freshwater, but enter brackish tidal areas. Depth: 0-5 m. The tip of Baja California and the mouth of the Gulf of California to northern Peru, as well as the Galapagos and Cocos. Attributes Abundance: Common. Cites: Not listed. Climate Zone: Northern Subtropical (Cortez Province + Sinaloan Gap); Northern Tropical (Mexican Province to Nicaragua + Revillagigedos); Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo); South Temperate (Peruvian Province ). Depth Range Max: 5 m. Depth Range Min: 0 m. Diet: bony fishes. Eastern Pacific Range: Northern limit=25; Southern limit=-6; Western limit=-111; Eastern limit=-78; Latitudinal range=31; Longitudinal range=33. Egg Type: Benthic; Pelagic larva. Feeding Group: Carnivore. FishBase Habitat: Demersal. Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species. Habitat: Estuary; Mangrove; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Soft bottom only; Freshwater. Inshore Offshore: Inshore; Inshore Only. IUCN Red List: Not evaluated / Listed. Length Max: 35 cm. Regional Endemism: Island (s); Continent; Continent + Island (s); TEP endemic; All species. Residency: Resident. Salinity: Brackish; Freshwater; Non Marine. Water Column Position: Bottom; Bottom only; Names Scientific source: Integrated Taxonomic Information System Links to other sites Fishbase Catalog of Fishes Integrated Taxonomic Information System References Balart , E. F. , Castro-Aguirre , J. L. and De Lachica-Bonilla, F., 1997., Análisis comparativo de las comunidades ícticas de fondos blandos y someros de la Bahía de La Paz, B.C. S.. En Urbán Ramírez, J. y M. Ramírez Rodríguez (Eds.). La Bahía de La Paz investigación y conservación., Universidad Autónoma de Baja California Sur:177-188. Birdsong , R. S. , Murdy , E. O. and Pezold, F. L., 1988., A study of the vertebral column and median fin osteology in gobioid fishes with comments on gobioid relationships., Bull. Mar. Sci., 42:174-214. Castri-Aguirre, J.L., Espinoza-Pérez, H. and Schmitter-Soto, J.J., 2002., Lista sitemática, biogeográfica y ecológica de la ictiofauna estuarino lagunar y vicaria de México. En: Lozano-Vilano, M. L. (Ed.). Libro Jubilar en Honor al Dr. Salvador Contreras Balderas., Universidad Autonoma de Nuevo León:117-142. Castro-Aguirre , J. L. and Balart, E. F., 1997., Contribución al conocimiento de la ictiofauna de fondos blandos y someros de la Ensenada de La Paz y Bahía de La Paz, B.C.S.. En Urbán Ramírez, J. y M. Ramírez Rodríguez (Eds.). La Bahía de La Paz investigación y conservación., Universidad Autónoma de Baja California Sur:139-150. Castro-Aguirre, J.L., 1999., Ictiofauna estuarino-lagunar y vicaria de México., Editorial Limusa S.A. de C.V.: 1-629pp. Dorda, J. and Perdices, A., 1997., Ictiofauna continental de la Isla de Coiba (Panamá). En Castroviejo, S. y Velayos M. (Eds): Flora y fauna del Parque Nacional de Coiba (Panamá). Agencia Española de Cooperación Internacional., Serviprint:155-175. Findley, L.T., Hendrickx, M.E., Brusca, R.C., van der Heiden, A.M., Hastings, P.A., Torre, J., 2003., Diversidad de la Macrofauna Marina del Golfo de California, Mexico., CD-ROM versión 1.0. Projecto de la Macrofauna del Golfo .  Derechos reservados de los autores y Conservación Internacional. Fischer , W. , Krup , F. , Schneider , W. , Sommer , C. , Carpenter , K. E. and Niem, V. H., 1995., Guia FAO para la Identificacion de Especies de para los fines de la Pesca. Pacifico Centro-Oriental. Volumen II. Vertebrados - Parte 1., FAO2:647-1200. Fowler, H.W., 1944., Results of the Fifth George Vanderbilt Expedition (1941) (Bahamas, Caribbean sea, Panama, Galapagos Archipelago and Mexican Pacific Islands). The Fishes., Acad. Nat. Sci. Philadel., Monographs, 6:57-529. Galván-Magaña, F., Gutiérrez-Sánchez, F., Abitia-Cárdenas, L.A., Rodríguez-Romero, J., 2000., The distribution and affinities of the shore fishes of the Baja California Sur lagoons. In Aquatic Ecosystems of Mexico: Status and Scope. Eds. M. Manuwar, S.G. Lawrence, I.F. Manuwar & D.F. Malley. Ecovision World Monograph Series., Backhuys Publishers:383-398. Gilbert , C.H. and Starks, E.C., 1904., The fishes of Panama Bay., Mem. Calif. Acad.Sci., 4:1-304. Gill, T.N., 1860., Monograph of the Philypni., Proc. Acad. Nat. Sci. Phila., 12:120-126. Günther, A., 1859., Catalogue of the fishes in the British Museum. Catalogue of the acanthopterygian fishes in the collection of the British Museum. Gasterosteidae, Berycidae, Percidae, Aphredoderidae, Pristipomatidae, Mullidae, Sparidae., Brithish Museum (Natural History)1:1-524. Hildebrand, S.F., 1925., Fishes of the Republic of El Salvador, Central America., Bulletin of the Bureau of Fisheries., 41:236-287. Jordan , D.S. and Evermann, B.W., 1898., The fishes of North and Middle America: a descriptive catalogue of the species of fish-like vertebrates found in the waters of North America, north of the Isthmus of Panama. Part III., Bull. U.S. Nat. Mus., 47:2183-3136. Jordan , D.S. and Gilbert, C.H., 1883., Catalogue of the fishes collected by Mr. John Xantus at Cape San Lucas, which are now in the United States National Museum, with descriptions of eight new species., Proc. U.S. Nat. Mus., 5(1882):353-371. Love, M.S., Mecklenburg, C.W., Mecklenburg, T.A., Thorsteinson, L.K., 2005., es of the West Coast and Alaska: a checklist of North Pacific and Artic Ocena species from Baja California to the Alaska-Yukon border., U.S. Department of the Interior, U.S. Geological Survey, Biological Resources Division, 288pp. Madrid Vera , J. , Ruíz Luna , A. and Rosado Bravo, I., 1998., Peces de la plataforma continental de Michoacán y sus relaciones regionales en el Pacífico mexicano., Revista de Biologia Tropical, 42(2):267-276. Miller, R.R., 1959., Variation, distribution, and relationships of the mexican eleotrid fish Gobiomorus polylepis., Occ. Pap. Mus. Zool. Univ. Mich., 607:1-11. Ricker, K.E., 1959., Mexican shore and pelagic fishes collected from Acapulco to Cape San Lucas during the 1957 cruise of the "Marijean"., Univ. Brit. Columbia Inst. Fish., Mus. Contrib., 3:18pp. Van der Heiden , A. M. and Findley, L. T., 1988., Lista de los peces marinos del sur de Sinaloa, México., Anales del Centro de Ciencias del Mar y Limnologia de la Universidad Autonoma Nacional de Mexico, 15:209-224. Acknowledgements Ross Robertson, Smithsonian Tropical Research Institute I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page. 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